What prevents the lac genes in DNA of E coli from being expressed most of the time? The Lac repressor protein, LacI, prevents the transcription of genes involved in lactose utilization (lac genes) in E. coli. What regulates the lac operon? Regulation of the lac Operon The activity of the promoter that controls the expression […]
Where can I buy red wigglers?
Where can I buy red wigglers? These worms are widely available and easy to come by. Most purchase them from a vermi-supplier for composting or similar use, but you can also often find them in some bait shops and fishing stores. Does PetSmart sell red worms? Live Red Wigglers – 24 Count Cup | reptile […]
How do you end a book with a sequel?
What foods give you energy before a game?
What foods give you energy before a game? Focus on carbs for energy. Choose whole-grain bread, crackers, cereal, pasta and potatoes for lasting energy. Save sports drinks for an energy boost during endurance sports or training sessions lasting more than an hour. What is a good snack before a football game? Good pasta with tomato […]
What do you eat with eggs for breakfast?
Are Catfish invertebrate or vertebrate?
Are Catfish invertebrate or vertebrate? As of 2007 there are about 36 extant catfish families, and about 3,093 extant species have been described. This makes the catfish order the second or third most diverse vertebrate order; in fact, 1 out of every 20 vertebrate species is a catfish. Are fish invertebrates? Encyclopædia Britannica, Inc. Invertebrates […]
How do I fix an unresponsive touch screen iPad?
How do I fix an unresponsive touch screen iPad? If the screen isn’t working on your iPhone or iPad Restart your device. Make sure your screen is clean and free of any debris or water. Disconnect any Lightning or USB-C accessories. If your screen works after removing an accessory, try using a different outlet, cable, […]
What is the role of the control center in a feedback system?
What is the role of the control center in a feedback system? The control centers monitor and send information to effector organs to control the body’s response. If these effectors reverse the original condition, the system is said to be regulated through negative feedback. Is pain negative or positive feedback? A positive feedback loop maintains […]
Why are harps shaped the way they are?
Why are harps shaped the way they are? When a harp string is plucked, it vibrates with a certain frequency, compressing and decompressing nearby air* and making sound waves of the same frequency. So the curvature in the frame changes, and the type of string has to change too, to keep the frequency dropping exponentially […]
How many tires do Lego make?
How many tires do Lego make? In 2006 the Lego Group produced 15 billion individual pieces of Lego, including 306 million tyres, by 2011 this had increased to 318 million tyres produced! This is over 50 percent more than any other tyre company including the well known Michelin, Bridgestone and Goodyear. Does Lego make more […]